If you are not able to hear the caller or if caller not able to hear you, there are some of quick methods to fix it. Try the below mentioned solutions to resolve the issue,
Solution 1: Check the volume of your iPhone
This is the first thing to check on your iPhone whether the volume turned up.
While you are on the call, turn up the volume.
You can also raise the volume through Settings.
Go to Settings -> Sounds and toggle the volume.
Solution 2: Headphone jack issue
When you adjust volume during a call and identified as headphone volume, audio jack is tricking your phone believing headphones plugged in.
This can easily fixed with compressed air or clean gently with pin.
Solution 3: Check the Bluetooth connection
Sometimes Bluetooth might be interfering and picks up call with another device. To avoid this, turn off your Bluetooth.
- Go to Settings -> Bluetooth.
- See if Bluetooth connected.
- Turn Bluetooth completely off.
Solution 4: Clean the speakers
If the problem still persists, double-check that nothing blocked in speakers. It’s better to clean the speakers with compressed air or small brush.
- Clean both bottom and top speakers.
- Sometimes screen protector might be blocking the speaker or sensor. Make sure it’s applied correctly.
Solution 5: Speaker mode
During the call turn on the speaker. If you still cannot hear the caller, then issue is with phone carrier.
Try turning on and off the speaker mode start-up the ear receiver.
This may resolve the speaker issue in iPhone.
Solution 6: Reset factory settings
Resetting the iPhone to factory settings resolves any software complications.
Before proceeding with resetting steps charge the iPhone completely and remove the SD card and SIM card.
- Go to Settings -> General -> Reset.
- Select Erase all content and settings.
- Restart the iPhone.
Solution 7: Enable Voice & Data
Enabling Voice and Data in iPhone may resolve the issue.
- Go to Settings -> Cellular.
- Enable Voice & Data.
Solution 8: Put on speakerphone
Toggling between speakerphone and mute resolves the issue sometimes. Follow the below steps
- Go to the voicemail.
- Put on the speakerphone.
- Rapidly tap the mute and speakerphone about 10 times.
Solution 9: Reset all settings
- Go to Home screen
- Go to Setting -> General -> Reset -> Reset all Settings
- Reboot the iPhone and completing the reset process
If none of the above mentioned solutions resolves the issue, contact Apple store.
If you knew any other solutions to solve “Cannot hear on iPhone 6” issue, inform us using comments.